britain and our resources to your community. it is washington, 8 -- bringing our resources to your community. it is washington, your way. >> next, q &a. after that, the c-span documentary, "the library of congress." >> this week on q&a, erik larsen, best-selling author of the devil and the white city and thunderstruck. he discusses his latest book in the garden of beasts. it is a historical narrative following a family of america's first ambassador to enough fillers third reich. >> erik larsen, author of "in the garden of peace," i want to get your immediate reaction -- in the garden of beasts," i want to get your immediate reaction. >> that is hitler in one of his historic speeches. why is it in your book? >> i have very few photographs. we can talk about why. but i have that in a particular place in the book because it signals what is coming next. the madness is intensifying. >> would do learn about mr. hitler that you did not know before you started writing your book? >> id is not so much -- well, i learned that his favorite